Sermed Mezher on Instagram: "Did the Lightbulb Change Us? Doctor Explains Sources- PMID 26480842 ellshu.tattoo on TT Needing regular “catch-up” sleeps is often a sign that your day-to-day sleep pattern isn’t meeting your body’s needs. While an occasional longer sleep can help ease short-term tiredness, it usually can’t fully undo accumulated sleep deprivation, especially if poor sleep is happening night after night. The body’s internal clock works best with consistency, and irregular patterns ca